Raspberry Pi Audio Spectrum Display

Raspberry Pi Audio Spectrum Display#piday #raspberrypi @Raspberry_Pi https://blog.adafruit.com/2018/11/09/raspberry-pi-audio-spectrum-display-piday-raspberrypi-raspberry_pi-2/ Nice build and write-up from maker Arduino_having11_Guy via Instructables. _Use the DFRobot 6464 RGB matrix panel with a Raspberry Pi 3 B+ to bring a dance party with you wherever you go!_ Read More

How to Interface/Connect Doorbell Switch with Arduino ESP32…

How to Interface/Connect Doorbell Switch with Arduino ESP32 Pushbutton – The Customize WindowsUsing relay with resistor diode is easier. Actually we can use IC to detect AC pulse of AC operated doorbells… https://thecustomizewindows.com/2019/03/how-to-interface-connect-doorbell-switch-with-arduino-esp32-pushbutton/ #AbhishekGhosh #Arduino #technology #Arduino #ESP32 #electronics #iot